<?php
// Connects to your Database
mysql_connect("localhost", "root", "BlackBall56") or die (mysql_error());
mysql_select_db("emailSubs") or die (mysql_error());

//This code runs if the form has been submitted
if ( isset ($_POST['submit']))
{

    //This makes sure they did not leave any fields blank
    if (!$_POST['username'] | !$_POST['pass'] | !$_POST['pass2'])
    {
        die ('You did not complete all of the required fields');
    }

    // checks if the username is in use
    if (!get_magic_quotes_gpc())
    {
        $_POST['username'] = addslashes($_POST['username']);
    }

    $usercheck = $_POST['username'];

    $check = mysql_query("SELECT username FROM users WHERE username = '$usercheck'")
    or die (mysql_error());

    $check2 = mysql_num_rows($check);

    //if the name exists it gives an error
    if ($check2 != 0)
    {
        die ('Sorry, the username '.$_POST['username'].' is already in use.');
    }

    // this makes sure both passwords entered match
    if ($_POST['pass'] != $_POST['pass2'])
    {
        die ('Your passwords did not match. ');
    }

    // here we encrypt the password and add slashes if needed
    $_POST['pass'] = md5($_POST['pass']);
    if (!get_magic_quotes_gpc())
    {
        $_POST['pass'] = addslashes($_POST['pass']);
        $_POST['username'] = addslashes($_POST['username']);
    }

    // now we insert it into the database
    $insert = "INSERT INTO users (username, password)VALUES ('".$_POST['username']."', '".$_POST['pass']."')";
    $add_member = mysql_query($insert);
?>
<h1>Registered</h1>
<p>
Thank you, you have registered - you may now login</a>.
</p>
<?php
}
else
{
?>
<form action="<?php echo $_SERVER['PHP_SELF']; ?>" method="post">
    <table border="0">
        <tr>
            <td>
                Username:
            </td>
            <td>
                <input type="text" name="username" maxlength="60">
            </td>
        </tr>
        <tr>
            <td>
                Password:
            </td>
            <td>
                <input type="password" name="pass" maxlength="10">
            </td>
        </tr>
        <tr>
            <td>
                Confirm Password:
            </td>
            <td>
                <input type="password" name="pass2" maxlength="10">
            </td>
        </tr>
        <tr>
            <th colspan=2>
                <input type="submit" name="submit" value="Register">
            </th>
        </tr>
    </table>
</form>
<?php
}
?>
